MM74HC126MTCX

Product Overview

• Category: Integrated Circuit
• Use: Logic Gate Buffer/Driver
• Characteristics: High-Speed, Quad 3-State Non-Inverting Buffer
• Package: TSSOP-14
• Essence: The MM74HC126MTCX is a quad 3-state non-inverting buffer that is designed to be used as a line driver in applications requiring high-speed and low power consumption.
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Supply Voltage: 2V to 6V
• Input Voltage: 0V to Vcc
• Output Voltage: 0V to Vcc
• Operating Temperature Range: -40°C to +85°C
• Propagation Delay Time: 9ns (typical)
• Output Current: ±25mA

Pin Configuration

The MM74HC126MTCX has a TSSOP-14 package with the following pin configuration:

__ __ 1 | 1 \/ 14 | Vcc 2 | 2 13 | 1A 3 | 3 12 | 1Y 4 | 4 11 | 2A 5 | 5 10 | 2Y 6 | 6 9 | 3A 7 | 7 8 | 3Y ----------

Functional Features

• Quad 3-state non-inverting buffer
• High-speed operation
• Low power consumption
• 3-state outputs for bus-oriented applications
• Output current limiting protection
• Balanced propagation delays

Advantages and Disadvantages

Advantages

• High-speed operation allows for efficient data transmission
• Low power consumption helps in reducing overall energy usage
• 3-state outputs enable easy integration into bus-oriented systems
• Output current limiting protection ensures device safety
• Balanced propagation delays improve signal integrity

Disadvantages

• Limited voltage range (2V to 6V)
• May not be suitable for applications requiring higher output currents

Working Principles

The MM74HC126MTCX operates as a quad 3-state non-inverting buffer. It takes input signals and amplifies them to drive output lines. The 3-state outputs allow the device to be easily connected to a bus system, where multiple devices can share the same communication lines.

The balanced propagation delays ensure that the signals are synchronized and maintain their integrity during transmission. The output current limiting protection prevents excessive current flow, protecting the device from damage.

Detailed Application Field Plans

The MM74HC126MTCX is commonly used in various applications, including:

1. Data communication systems
2. Microcontroller interfacing
3. Industrial automation
4. Automotive electronics
5. Consumer electronics

In data communication systems, the MM74HC126MTCX can be used to amplify and buffer signals between different components, ensuring reliable data transmission.

For microcontroller interfacing, this IC can be employed to drive external devices such as LEDs, motors, or displays, allowing the microcontroller to control these peripherals effectively.

In industrial automation, the MM74HC126MTCX can be utilized to interface sensors, actuators, and other control devices with programmable logic controllers (PLCs) or other control systems.

In automotive electronics, this IC can be used for signal conditioning and level shifting in various modules like engine control units (ECUs), body control modules (BCMs), or infotainment systems.

Consumer electronics applications include audio/video equipment, gaming consoles, and home automation systems, where the MM74HC126MTCX can be used for signal buffering and level shifting.

Detailed and Complete Alternative Models

• SN74HC126N
• CD74HC126E
• 74HCT126N
• MC74HC126AN
• TC74HC126AP

These alternative models offer similar functionality and can be used as replacements for the MM74HC126MTCX in various applications.

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